Mesa (master): radeonsi: don't set CB_COLOR1_INFO for dual src blending
Marek Olšák
mareko at kemper.freedesktop.org
Wed Aug 17 12:19:51 UTC 2016
Module: Mesa
Branch: master
Commit: 2d2b384066cb19d18592a974e4fe4ca16635103d
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=2d2b384066cb19d18592a974e4fe4ca16635103d
Author: Marek Olšák <marek.olsak at amd.com>
Date: Wed Aug 10 12:21:53 2016 +0200
radeonsi: don't set CB_COLOR1_INFO for dual src blending
Vulkan doesn't do this. The reason may be that CB_COLOR1_INFO.SOURCE_FORMAT
from NI was moved to SPI_SHADER_COL_FORMAT for SI.
I asked CB guys about this 2 days ago and they still haven't replied.
Reviewed-by: Nicolai Hähnle <nicolai.haehnle at amd.com>
---
src/gallium/drivers/radeonsi/si_state.c | 7 -------
1 file changed, 7 deletions(-)
diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index 5d55448..a44f977 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -2507,13 +2507,6 @@ static void si_emit_framebuffer_state(struct si_context *sctx, struct r600_atom
tex->dcc_offset +
tex->surface.level[cb->base.u.tex.level].dcc_offset) >> 8);
}
- /* set CB_COLOR1_INFO for possible dual-src blending */
- if (i == 1 && state->cbufs[0] &&
- sctx->framebuffer.dirty_cbufs & (1 << 0)) {
- radeon_set_context_reg(cs, R_028C70_CB_COLOR0_INFO + 1 * 0x3C,
- cb_color_info);
- i++;
- }
for (; i < 8 ; i++)
if (sctx->framebuffer.dirty_cbufs & (1 << i))
radeon_set_context_reg(cs, R_028C70_CB_COLOR0_INFO + i * 0x3C, 0);
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